52b971f51
Denys Vlasenko
2009-10-27
Subject
libbb/ask_confirmation.c: shrink
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libbb/ask_confirmation.c+4 -9
| @@ -10,23 +10,18 @@ | |
| /* Read a line from stdin. If the first non-whitespace char is 'y' or 'Y', | |
| * return 1. Otherwise return 0. | |
| */ | |
| - | |
| #include "libbb.h" | |
| int FAST_FUNC bb_ask_confirmation(void) | |
| { | |
| - | int retval = 0; |
| - | int first = 1; |
| + | char first = 0; |
| int c; | |
| while (((c = getchar()) != EOF) && (c != '\n')) { | |
| - | if (first && !isspace(c)) { |
| - | --first; |
| - | if ((c == 'y') || (c == 'Y')) { |
| - | ++retval; |
| - | } |
| + | if (first == 0 && !isblank(c)) { |
| + | first = c|0x20; |
| } | |
| } | |
| - | return retval; |
| + | return first == 'y'; |
| } | |